TL431 STMicroelectronics, TL431 Datasheet - Page 4

• Manufacturer Part Number: TL431
• Description: Programmable Voltage Reference
• Manufacturer: STMicroelectronics

Specifications of TL431

• Adjustable Output Voltage: 2.5 to 36 V
• Sink Current Capability: 1 to 100 mA
• Typical Output Impedance: 0.22 Ω

Absolute maximum ratings and operating conditions
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Absolute maximum ratings and operating conditions
Table 1.
1. Short-circuits can cause excessive heating. These values are typical.
2. Human body model: a 100 pF capacitor is charged to the specified voltage, then discharged through a
3. Machine model: a 200 pF capacitor is charged to the specified voltage, then discharged directly between
4. Charged device model: all pins and the package are charged together to the specified voltage and then
Table 2.
Symbol
Symbol
T
R
R
ESD
V
V
T
I
1.5 kΩ resistor between two pins of the device. This is done for all couples of connected pin combinations
while the other pins are floating.
two pins of the device with no external series resistor (internal resistor < 5 Ω). This is done for all couples of
connected pin combinations while the other pins are floating.
discharged directly to the ground through only one pin. This is done for all pins.
oper
T
I
I
ref
thja
thjc
stg
KA
KA
k
k
J
Cathode to anode voltage
Cathode current
Operating free-air temperature range
TL431C/AC
TL431I/AI - TL432I/AI
TL431IY/AIY
Cathode to anode voltage
Continuous cathode current range
Reference input current range
Thermal resistance junction to ambient
TO-92
SO-8 batwing
SOT23-3L
SOT23-5L
SOT323-6L
Thermal resistance junction to case
SO-8 batwing
SOT23-3L
SOT23-5L
SOT323-6L
Storage temperature range
Junction temperature
TL431IY, TL431AIY-T: HBM (human body model)
TL431-TL432: HBM (human body model)
MM: machine model
CDM: charged device model
Absolute maximum ratings
Operating conditions
(3)
Parameter
Doc ID 4467 Rev 10
Parameter
(4)
(1)
(1)
(2)
-40 to +105
-40 to +125
-100 to +150
-0.05 to +10
-65 to +150
V
1 to 100
0 to +70
ref
Value
Value
3000
2000
1500
150
200
248
157
221
136
110
200
to 36
37
85
30
67
TL431, TL432
°C/W
°C/W
Unit
Unit
mA
mA
mA
°C
°C
°C
V
V
V